Discover more episodes in the series by searching for 28ish Days Later on BBC Sounds.

What do you really know about the menstrual cycle? India Rakusen explores the whole bloody story, discovering facts that could change your life. Periods are just the beginning.

India Rakusen journeys into the womb with Dr. Dornu Lebari, and Dr. Jackie Maybin. We peel back the layers and meet the fallopian tubes, ovaries, cervix and the endometrium.

India is also joined by Dr. Elinor Cleghorn to discuss the ancient theories of wandering wombs, evil uterus’ and the myths that surround the womb in history.

Credits:Presented by: India Rakusen.Assistant Producer: Jorja McAndrew.Producer: Ellie Sans.Executive producer: Suzy Grant.Original music composed and performed by Rebekah Reid.Sound Design by Olga Reed.

Special thanks to all contributors and audio diarists.

A Listen Production for Radio 4 and BBC Sounds.